package org.example.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
import org.example.reggie.common.R;
import org.example.reggie.dto.DishDto;
import org.example.reggie.entity.Category;
import org.example.reggie.entity.Dish;
import org.example.reggie.entity.DishFlavor;
import org.example.reggie.service.CategoryService;
import org.example.reggie.service.DishFlavorService;
import org.example.reggie.service.DishService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.stream.Collectors;

@RestController
@RequestMapping("/dish")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private DishFlavorService dishFlavorService;

    @Autowired
    private CategoryService categoryService;

    @PostMapping
    public R<String> save(@RequestBody DishDto dishDto){
        log.info("");

        dishService.saveWithFlavor(dishDto);
        return R.success("新增菜品成功");
    }

    @GetMapping("/page")
    public R<Page> page (int page ,int pageSize,String name){
        Page<Dish> pageinfo = new Page<>(page,pageSize);

        Page<DishDto> dishDtoPage = new Page<>();

        LambdaQueryWrapper<Dish> queryWrapper =new LambdaQueryWrapper<>();

        queryWrapper.like(name!=null,Dish::getName,name);

        queryWrapper.orderByDesc(Dish::getUpdateTime);

        dishService.page(pageinfo,queryWrapper);

        BeanUtils.copyProperties(pageinfo,dishDtoPage,"records");

        List<Dish> records =pageinfo.getRecords();

        List<DishDto> list = records.stream().map((item)->{
            DishDto dishDto = new DishDto();
            BeanUtils.copyProperties(item,dishDto);
            Long categoryId =item.getCategoryId();

            Category category = categoryService.getById(categoryId);

            if(category!=null) {
                String categoryName = category.getName();
                dishDto.setCategoryName(categoryName);
            }
            return dishDto;
        }).collect(Collectors.toList());

        dishDtoPage.setRecords(list);



        dishDtoPage.setRecords(list);



        dishDtoPage.setRecords(list);

        return R.success(dishDtoPage);
    }

    @GetMapping("/{id}")
    public R<DishDto> get(@PathVariable Long id){

        DishDto dishDto = dishService.getByIdWithFlavor(id);
        return R.success(dishDto);
    }

    @PutMapping
    public R<String> update(@RequestBody DishDto dishDto){
        log.info("");

        dishService.updateWithFlavor(dishDto);
        return R.success("新增菜品成功");
    }


//    @GetMapping("/list")
//    public R<List<Dish>> list(Dish dish){
//
//
//        LambdaQueryWrapper<Dish> dishLambdaQueryWrapper = new LambdaQueryWrapper<>();
//
//        dishLambdaQueryWrapper.eq(dish.getCategoryId()!=null,Dish::getCategoryId,dish.getCategoryId());
//
//        dishLambdaQueryWrapper.eq(Dish::getStatus,1);
//
//        dishLambdaQueryWrapper.orderByAsc(Dish::getSort).orderByDesc(Dish::getUpdateTime);
//
//        List<Dish> list = dishService.list(dishLambdaQueryWrapper);
//
//        return R.success(list);
//    }
    @GetMapping("/list")
    public R<List<DishDto>> list(Dish dish){


        LambdaQueryWrapper<Dish> dishLambdaQueryWrapper = new LambdaQueryWrapper<>();

        dishLambdaQueryWrapper.eq(dish.getCategoryId()!=null,Dish::getCategoryId,dish.getCategoryId());

        dishLambdaQueryWrapper.eq(Dish::getStatus,1);

        dishLambdaQueryWrapper.orderByAsc(Dish::getSort).orderByDesc(Dish::getUpdateTime);



        List<Dish> list = dishService.list(dishLambdaQueryWrapper);

        List<DishDto> dtoList= list.stream().map((item)->{
            DishDto dishDto = new DishDto();
            BeanUtils.copyProperties(item,dishDto);
            Long categoryId =item.getCategoryId();

            Category category = categoryService.getById(categoryId);

            if(category!=null) {
                String categoryName = category.getName();
                dishDto.setCategoryName(categoryName);
            }
            Long dishId = item.getId();

            LambdaQueryWrapper<DishFlavor> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(DishFlavor::getDishId,dishId);
            List<DishFlavor> dishFlavorList = dishFlavorService.list(queryWrapper);
            dishDto.setFlavors(dishFlavorList);
            return dishDto;
        }).collect(Collectors.toList());

        return R.success(dtoList);
    }

}
